Granted Patent
Utility
US 6,605,789 · App. 10/020,182
Polarizing device integrated with touch sensor
Inventors:
Pin-Shen Chen, Shih-Chieh Jang
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: Dec 18, 2001
Inventors
Pin-Shen Chen
Shih-Chieh Jang
Assignee (at issue)
eTurboTouch Technology Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.